To enjoy faster browsing and smoother video calls, you need to upgrade MTN SIM to 4G. Many users want to switch to 4G but are unsure of the process. This guide will help you understand how to upgrade MTN SIM to 4G by yourself and get the most out of your mobile data experience.
How to Check If Your MTN SIM Card Supports 4G
Before you can switch to 4G, it’s important to know if your current MTN SIM supports it. This quick check saves time.
Use SMS to Confirm MTN 4G SIM Compatibility
Text 4G to 312 using your MTN number.
You’ll receive a message stating whether your SIM supports 4G or needs replacement.
If your SIM is not 4G-enabled, you must get a new one from an MTN store. If you need to adjust your MTN APN settings for better performance or faster internet after upgrading, you can follow the steps outlined in this guide.
How to Confirm Device Compatibility Before MTN 4G SIM Upgrade
A 4G SIM alone isn’t enough. Your device must also support 4G LTE bands to connect to the network properly.
Set Device Network to 4G Only Before SIM Replacement
Open Settings > Mobile Network on your device.
Select 4G preferred, LTE only, or a similar option.
Restart the device for the new setting to take effect.
If you ever want to manage MTN services like disabling auto-renewals on data plans after your upgrade, you can check out this article for step-by-step instructions.
How to Upgrade MTN SIM to 4G at a Service Center
The upgrade from a 3G to a 4G SIM must be done at an official MTN service point. You cannot complete this step online.
What to Bring for MTN 3G to 4G SIM Upgrade
To carry out the upgrade, take the following:
- Your current MTN SIM card (inside your device)
- A valid form of identification (e.g., National ID, Passport, Voter’s Card)
- Your NIN (National Identification Number)
What Happens During the Process
An MTN representative will verify your identity using account details.
Your old SIM will be collected, and a new 4G SIM will be issued.
Insert the new SIM, restart your phone, and wait for the activation to complete.
Activation usually takes a few hours, though it may take up to 24 hours in rare cases.
Claim Your MTN Data Offers
Upgrading gives you access to bonus data offers. These rewards are available after successful activation of the new 4G SIM.
Bonus Data You Can Expect After the Upgrade
- Free 4GB data valid for 7 days
- Double data on eligible bundles for 3 months
- 25% extra data on specific plans for up to 6 months
To activate the 25% bonus, send LTE to 312 via SMS.
You can also explore some cool entertainment options like MTN Apple Music. If you’re interested, this page provides all the details you need about how to activate it.
Confirm Network Connection After the Switch
After activation, your phone should automatically connect to the 4G network if you’re in a coverage area.
Troubleshooting If 4G Doesn’t Show Up
- Check your network mode and select 4G only
- Toggle airplane mode on, then off
- Restart your phone
- Move to a location with better MTN 4G coverage
Look for a “4G” or “LTE” symbol in your phone’s status bar to confirm you’re connected. If you’re still experiencing issues, you can also check out services like MTN CallerFeel to personalize your calling experience. Learn more here.
By following each section step by step, you can complete the switch to MTN 4G with minimal effort. The result is faster browsing, reliable video calls, and access to bonus data packages.
Article updated 5 months ago. Content is written and modified by multiple authors.
